linux-kernel - [PATCH] um: remove unused variable

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Message-ID: <1654069565-6968-1-git-send-email-baihaowen@meizu.com>
Date:   Wed, 1 Jun 2022 15:46:05 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     Richard Weinberger <richard@....at>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Johannes Berg <johannes@...solutions.net>
CC:     Haowen Bai <baihaowen@...zu.com>, <linux-um@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] um: remove unused variable

The variable dead is initialized but never used otherwise.

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 arch/um/os-Linux/umid.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index a3dd61521d24..7a1abb829930 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -136,7 +136,7 @@ static int remove_files_and_dir(char *dir)
 static inline int is_umdir_used(char *dir)
 {
 	char pid[sizeof("nnnnnnnnn")], *end, *file;
-	int dead, fd, p, n, err;
+	int fd, p, n, err;
 	size_t filelen = strlen(dir) + sizeof("/pid") + 1;
 
 	file = malloc(filelen);
@@ -145,7 +145,6 @@ static inline int is_umdir_used(char *dir)
 
 	snprintf(file, filelen, "%s/pid", dir);
 
-	dead = 0;
 	fd = open(file, O_RDONLY);
 	if (fd < 0) {
 		fd = -errno;
-- 
2.7.4